Finding the Fourth Proportional to 8,513,231.73, 12,774,331.62 and 4,921,521.17
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Solution
The fourth proportional to 8,513,231.73, 12,774,331.62 and 4,921,521.17 is: 7,384,873.99
Step by Step Solution
- Step 1: Write the proportion equation
8,513,231.73 : 12,774,331.62 = 4,921,521.17 : x - Step 2: Convert to fraction form
8,513,231.73/12,774,331.62 = 4,921,521.17/x - Step 3: Cross multiply
8,513,231.73x = 12,774,331.62 × 4,921,521.17 - Step 4: Simplify right side
8,513,231.73x = 62,869,143,522,258.59 - Step 5: Solve for x
x = 62,869,143,522,258.59/8,513,231.73 - Step 6: Final answer
x = 7,384,873.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.